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Radiant|Lab Grown|IGI

1.65ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG618433416

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG618433416

Diamond specifications and retailer prices

From HK$15,884 HKD
£1,594 GBP
As of October 31, 2026
1 retailer carries this diamond
Only listing: HK$15,884 HKD at Diamond Quarter
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Diamond Quarter

About this 1.65ct lab-grown radiant diamond

This 1.65ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG618433416 or 618433416. Listed at a single retailer as of October 31, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.65
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.2°
Pavilion angle34°
OriginLab Grown
Grading LabIGI
CertificateIGI LG618433416
Dimensions8.61 × 5.89 × 3.88 mm
L/W Ratio1.46
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.61 mm5.89 mm1.65 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG618433416
Side View
Table 54.0%Crown 32.2°Girdle: Slightly ThickPavilion 34°CuletDepth 65.9%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: HK$15,884 HKD|Low: HK$15,884 HKD|High: HK$15,884 HKD|Avg: HK$15,884 HKD
September 26, 2026
Diamond QuarterHK$15,884 HKD

1 data point across 1 retailer

1 retailer

B
Diamond Quarter
1.65IFDLG16F574N · Oct 31
HK$15,884 HKD
£1,594 GBP
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B
1.65ct Radiant
HK$15,884 HKD